高考英语中如何写描述现象类说明文.ppt

English Writing Exposition 3. 时态常用一般现在时，当然若是介绍其历史时，要用一般过去时；语态可能用到被动语态；若是介绍地点环境等，要善于运用there be结构。 在众多说明文中，描述现象、提出解决方法类的说明文是高考作文中最为常见的类型。遇到改题目时，需要注意严格按照题目要求，分别对该现象或问题进行描述（包括其危害），接着提出解决措施，最后进行总结。 开头：描述现象/问题 开头即首段作为一篇文章的门面，其重要性是显而易见的，需要在表达、选词、句型、书写各方面花功夫，现象描述类文章尤为如此。文章一开始，我们就需要对该现象进行描述，语言需精炼，浅尝辄止，不能过度发挥。 (1) In recent days/ Recently/Nowadays, we have to face the problem that +现象/问题，which is becoming more and more serious. First/For one thing, 现象 A. Second/For another, 现象B. In recent days/ Recently/Nowadays, we have to face the problem that wasting can be seen anywhere on campus，which is becoming more and more serious. First/For one thing, some students leave lights on in the daytime, water running after washing and remains a lot of food after eating on the table. Second/For another, some even ask their parents for more pocket money. (2) There?is?no?denying/doubt?that + 现象/问题 is?becoming?more?and?more? serious (+地点), for?example +具体现象 (3) With the development of society, most of us have witnessed + 现象/ 现象+ has been brought into focus/ 现象+ has aroused great concern, which may have a certain influence on the society. 2. 主体：提出自己的观点 主体部分是文章最重要的一部分，主要是分析该现象，或是对如何解决该问题进行描述，有时题目已给出，按要求写完适当拓展即可。如没有，则需认真思考，并注意所提出方案的可行性、逻辑性。 A.描述现象产生原因 （1）The reason why it develops/ happens/ occurs is that + 原因 （2）Many reasons/ factors will contribute to the phenomenon. First/ Firstly---; Second/Secondly,---- (3) The reason of the phenomenon lies in several aspects. B.描述现象产生影响 （1）Lots of harm/ benefit is caused/ will be caused by the phenomenon. （2）Many results can be seen because of/ due to/ owing to the phenomenon. First of all, + 影响1；What’s worse/ more,+影响2；In addition/ Besides, +影响3 注意： 常用的表示因果关系的短语： as a result/consequence of +原因； as a result/ consequence +结果; because of/ owing to/ due to/ thanks to +名词词组; C.提出解决问题措施 (1) But how to solve this problem. In my opinion, first of all +方法1. Besi